/* -*- C++ -*-
 * File: libraw_internal.h
 * Copyright 2008-2019 LibRaw LLC (info@libraw.org)
 * Created: Sat Mar  8 , 2008
 *
 * LibRaw internal data structures (not visible outside)

LibRaw is free software; you can redistribute it and/or modify
it under the terms of the one of two licenses as you choose:

1. GNU LESSER GENERAL PUBLIC LICENSE version 2.1
   (See file LICENSE.LGPL provided in LibRaw distribution archive for details).

2. COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
   (See file LICENSE.CDDL provided in LibRaw distribution archive for details).

 */

#ifndef _LIBRAW_INTERNAL_TYPES_H
#define _LIBRAW_INTERNAL_TYPES_H

#include <stdio.h>
#ifdef __cplusplus

#ifdef LIBRAW_LIBRARY_BUILD
#ifndef CLASS
#define CLASS LibRaw::
#endif
#endif

#else
#ifndef CLASS
#define CLASS
#endif
#endif

#ifdef __cplusplus

#include "libraw_datastream.h"
#include "libraw_types.h"

class LibRaw_TLS
{
public:
  struct
  {
    unsigned bitbuf;
    int vbits, reset;
  } getbits;
  struct
  {
    UINT64 bitbuf;
    int vbits;

  } ph1_bits;
  struct
  {
    unsigned pad[128], p;
  } sony_decrypt;
  struct
  {
    uchar buf[0x4002];
    int vpos, padding;
  } pana_data;
  uchar jpeg_buffer[4096];
  struct
  {
    float cbrt[0x10000], xyz_cam[3][4];
  } ahd_data;
  void init()
  {
    getbits.bitbuf = 0;
    getbits.vbits = getbits.reset = 0;
    ph1_bits.bitbuf = 0;
    ph1_bits.vbits = 0;
    pana_data.vpos = 0;
    ahd_data.cbrt[0] = -2.0f;
  }
};

class LibRaw_constants
{
public:
  static const float d65_white[3];
  static const double xyz_rgb[3][3];
};
#endif /* __cplusplus */

typedef struct
{
#ifndef __cplusplus
  struct
#endif
      LibRaw_abstract_datastream *input;
  FILE *output;
  int input_internal;
  char *meta_data;
  INT64 profile_offset;
  INT64 toffset;
  unsigned pana_black[4];

} internal_data_t;

#define LIBRAW_HISTOGRAM_SIZE 0x2000
typedef struct
{
  int (*histogram)[LIBRAW_HISTOGRAM_SIZE];
  unsigned *oprof;
} output_data_t;

typedef struct
{
  unsigned olympus_exif_cfa;
  unsigned unique_id;
  unsigned long long OlyID;
  unsigned tiff_nifds;
  int tiff_flip;
} identify_data_t;

typedef struct
{
  short order;
  ushort sraw_mul[4], cr2_slice[3];
  unsigned kodak_cbpp;
  INT64 strip_offset, data_offset;
  INT64 meta_offset;
  unsigned data_size;
  unsigned meta_length;
  unsigned thumb_misc;
  unsigned fuji_layout;
  unsigned tiff_samples;
  unsigned tiff_bps;
  unsigned tiff_compress;
  unsigned tiff_sampleformat;
  unsigned zero_after_ff;
  unsigned tile_width, tile_length, load_flags;
  unsigned data_error;
  int hasselblad_parser_flag;
  long long posRAFData;
  unsigned lenRAFData;
  int fuji_total_lines, fuji_total_blocks, fuji_block_width, fuji_bits, fuji_raw_type;
  int pana_encoding, pana_bpp;
} unpacker_data_t;

typedef struct
{
  internal_data_t internal_data;
  libraw_internal_output_params_t internal_output_params;
  output_data_t output_data;
  identify_data_t identify_data;
  unpacker_data_t unpacker_data;
} libraw_internal_data_t;

struct decode
{
  struct decode *branch[2];
  int leaf;
};

struct tiff_ifd_t
{
  int t_width, t_height, bps, comp, phint, offset, t_flip, samples, bytes;
  int t_tile_width, t_tile_length, sample_format, predictor;
  int rows_per_strip;
  int *strip_offsets, strip_offsets_count;
  int *strip_byte_counts, strip_byte_counts_count;
  float t_shutter;
  /* Per-IFD DNG fields */
  INT64 opcode2_offset;
  INT64 lineartable_offset;
  int lineartable_len;
  libraw_dng_color_t dng_color[2];
  libraw_dng_levels_t dng_levels;
};

struct jhead
{
  int algo, bits, high, wide, clrs, sraw, psv, restart, vpred[6];
  ushort quant[64], idct[64], *huff[20], *free[20], *row;
};

struct libraw_tiff_tag
{
  ushort tag, type;
  int count;
  union {
    char c[4];
    short s[2];
    int i;
  } val;
};

struct tiff_hdr
{
  ushort t_order, magic;
  int ifd;
  ushort pad, ntag;
  struct libraw_tiff_tag tag[23];
  int nextifd;
  ushort pad2, nexif;
  struct libraw_tiff_tag exif[4];
  ushort pad3, ngps;
  struct libraw_tiff_tag gpst[10];
  short bps[4];
  int rat[10];
  unsigned gps[26];
  char t_desc[512], t_make[64], t_model[64], soft[32], date[20], t_artist[64];
};

#ifdef DEBUG_STAGE_CHECKS
#define CHECK_ORDER_HIGH(expected_stage)                                                                               \
  do                                                                                                                   \
  {                                                                                                                    \
    if ((imgdata.progress_flags & LIBRAW_PROGRESS_THUMB_MASK) >= expected_stage)                                       \
    {                                                                                                                  \
      fprintf(stderr, "CHECK_HIGH: check %d >=  %d\n", imgdata.progress_flags &LIBRAW_PROGRESS_THUMB_MASK,             \
              expected_stage);                                                                                         \
      return LIBRAW_OUT_OF_ORDER_CALL;                                                                                 \
    }                                                                                                                  \
  } while (0)

#define CHECK_ORDER_LOW(expected_stage)                                                                                \
  do                                                                                                                   \
  {                                                                                                                    \
    printf("Checking LOW %d/%d : %d\n", imgdata.progress_flags, expected_stage,                                        \
           imgdata.progress_flags < expected_stage);                                                                   \
    if ((imgdata.progress_flags & LIBRAW_PROGRESS_THUMB_MASK) < expected_stage)                                        \
    {                                                                                                                  \
      printf("failed!\n");                                                                                             \
      return LIBRAW_OUT_OF_ORDER_CALL;                                                                                 \
    }                                                                                                                  \
  } while (0)
#define CHECK_ORDER_BIT(expected_stage)                                                                                \
  do                                                                                                                   \
  {                                                                                                                    \
    if (imgdata.progress_flags & expected_stage)                                                                       \
      return LIBRAW_OUT_OF_ORDER_CALL;                                                                                 \
  } while (0)

#define SET_PROC_FLAG(stage)                                                                                           \
  do                                                                                                                   \
  {                                                                                                                    \
    imgdata.progress_flags |= stage;                                                                                   \
    fprintf(stderr, "SET_FLAG: %d\n", stage);                                                                          \
  } while (0)

#else

#define CHECK_ORDER_HIGH(expected_stage)                                                                               \
  do                                                                                                                   \
  {                                                                                                                    \
    if ((imgdata.progress_flags & LIBRAW_PROGRESS_THUMB_MASK) >= expected_stage)                                       \
    {                                                                                                                  \
      return LIBRAW_OUT_OF_ORDER_CALL;                                                                                 \
    }                                                                                                                  \
  } while (0)

#define CHECK_ORDER_LOW(expected_stage)                                                                                \
  do                                                                                                                   \
  {                                                                                                                    \
    if ((imgdata.progress_flags & LIBRAW_PROGRESS_THUMB_MASK) < expected_stage)                                        \
      return LIBRAW_OUT_OF_ORDER_CALL;                                                                                 \
  } while (0)

#define CHECK_ORDER_BIT(expected_stage)                                                                                \
  do                                                                                                                   \
  {                                                                                                                    \
    if (imgdata.progress_flags & expected_stage)                                                                       \
      return LIBRAW_OUT_OF_ORDER_CALL;                                                                                 \
  } while (0)

#define SET_PROC_FLAG(stage)                                                                                           \
  do                                                                                                                   \
  {                                                                                                                    \
    imgdata.progress_flags |= stage;                                                                                   \
  } while (0)

#endif

#endif
